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OPA320-Q1, OPA2320-Q1

SLOS884B – SEPTEMBER 2014 – REVISED DECEMBER 2018

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Product Folder Links: OPA320-Q1 OPA2320-Q1

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Copyright © 2014–2018, Texas Instruments Incorporated

Table of Contents

1

Features .................................................................. 1

2

Applications ........................................................... 1

3

Description ............................................................. 1

4

Revision History..................................................... 2

5

Pin Configuration and Functions ......................... 3

6

Specifications......................................................... 4

6.1

Absolute Maximum Ratings ...................................... 4

6.2

ESD Ratings.............................................................. 4

6.3

Recommended Operating Conditions ....................... 4

6.4

Thermal Information .................................................. 4

6.5

Electrical Characteristics: ........................................ 5

6.6

Typical Characteristics .............................................. 7

7

Detailed Description ............................................ 12

7.1

Overview ................................................................. 12

7.2

Functional Block Diagram ....................................... 12

7.3

Feature Description................................................. 13

7.4

Device Functional Modes........................................ 16

8

Application and Implementation ........................ 17

8.1

Application Information............................................ 17

8.2

Typical Applications ................................................ 17

9

Power Supply Recommendations ...................... 22

10

Layout................................................................... 22

10.1

Layout Guidelines ................................................. 22

10.2

Layout Example .................................................... 23

11

Device and Documentation Support ................. 24

11.1

Device Support...................................................... 24

11.2

Related Links ........................................................ 24

11.3

Receiving Notification of Documentation Updates 24

11.4

Community Resources.......................................... 24

11.5

Trademarks ........................................................... 24

11.6

Electrostatic Discharge Caution ............................ 24

11.7

Glossary ................................................................ 25

12

Mechanical, Packaging, and Orderable

Information ........................................................... 25

4 Revision History

Changes from Revision A (December 2016) to Revision B

Page

•

Changed Figure 1 x-axis unit from mV to µV (typo) ............................................................................................................... 7

•

Changed Figure 2 x-axis unit from mV/°C to µV/°C (typo)..................................................................................................... 7

•

Changed Figure 3 y-axis unit from mV to µV (typo) ............................................................................................................... 7

•

Changed Figure 14 y-axis unit from mV to µV (typo) ............................................................................................................. 8

•

Changed Figure 19 y-axis unit from W to Ω (typo)................................................................................................................. 9

•

Changed Figure 25 y-axis unit from V/ms to V/µs (typo) ..................................................................................................... 10

•

Changed Figure 26 x-axis unit from ms to µs (typo) ............................................................................................................ 10

•

Changed Figure 27 x-axis unit from ms to µs (typo) ............................................................................................................ 10

•

Changed Figure 28 x-axis unit from ms to µs (typo) ............................................................................................................ 10

•

Changed Figure 35 x-axis unit from ms to µs (typo) ............................................................................................................ 16

Changes from Original (September 2014) to Revision A

Page

•

Added OPA320-Q1 device to document ................................................................................................................................ 1

•

Changed OPA2320-Q1 to OPAx320-Q1 throughout document where both devices are being referred to .......................... 1

•

Changed first sentence of Description section: added (OPA320-Q1, OPA2320-Q1) ............................................................ 1

•

Added OPA320-Q1 to Device Information table..................................................................................................................... 1

•

Added OPA320-Q1 device (SOT package) to Pin Configuration and Functions section: added OPA320-Q1 pin out

to section and added relevant rows to Pin Functions table.................................................................................................... 3

•

Changed format of ESD Ratings table: updated table to current standards, moved storage temperature parameter to

Absolute Maximum Ratings table ........................................................................................................................................... 4

•

Changed Supply voltage parameter in Recommended Operating Conditions table: split apart single- and dual-

supply values into separate rows ........................................................................................................................................... 4

•

Added OPA320-Q1 package to Thermal Information table ................................................................................................... 4

•

Changed Output Voltage Swing vs Output Current figure ..................................................................................................... 8

•

Changed Operational Amplifier Board Layout for Noninverting Configuration figure........................................................... 23